# 使用占位符拼接
# 占位符可以将非字符串格式化为字符串
name_0 = "tanglx"
qq = 54312794
Height = 0.75
print("我叫%s,qq是%s" % (name_0,qq))
print("我叫%s,身高:%3.2f,qq是%d" % (name_0,Height,qq))